189928770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{431}}^1$

素因数の和:875

約数の個数: 64

約数和(自身を含む): 470416896

約数和(自身を除く): 280488126

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 397, 431, 555, 794, 862, 1110, 1191, 1293, 1985, 2155, 2382, 2586, 3970, 4310, 5955, 6465, 11910, 12930, 14689, 15947, 29378, 31894, 44067, 47841, 73445, 79735, 88134, 95682, 146890, 159470, 171107, 220335, 239205, 342214, 440670, 478410, 513321, 855535, 1026642, 1711070, 2566605, 5133210, 6330959, 12661918, 18992877, 31654795, 37985754, 63309590, 94964385, 189928770]

約数ペア:

[(1, 189928770), (2, 94964385), (3, 63309590), (5, 37985754), (6, 31654795), (10, 18992877), (15, 12661918), (30, 6330959), (37, 5133210), (74, 2566605), (111, 1711070), (185, 1026642), (222, 855535), (370, 513321), (397, 478410), (431, 440670), (555, 342214), (794, 239205), (862, 220335), (1110, 171107), (1191, 159470), (1293, 146890), (1985, 95682), (2155, 88134), (2382, 79735), (2586, 73445), (3970, 47841), (4310, 44067), (5955, 31894), (6465, 29378), (11910, 15947), (12930, 14689)]